With the continuous depletion of easy-to produce oil resources, the effective and low-cost exploitation and upgrading of heavy oil becomes a key to alleviate the contradiction between energy supply and social energy demand. However, the presence of…
With the continuous depletion of easy-to produce oil resources, the effective and low-cost exploitation and upgrading of heavy oil becomes a key to alleviate the contradiction between energy supply and social energy demand. However, the presence of…